quannon 125 Workshop-manual : Page 73

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          7. CYLINDER/PISTON                                 QUANNON 125


 Inspect the top of the cylinder for warpage.
 Service Limit: 0.05mm repair or replace if over




 Measure the connecting rod small end I.D.
 Service Limit: 15.06mm replace if below




 PISTON RING INSTALLATION
 Install the piston rings onto the piston.
 Apply engine oil to each piston ring.             Top
 · Be careful not to damage the piston             Second
     and piston rings during assembly.             Side Rail
   · All rings should be installed with the        Oil Ring
     markings facing up.                           Side Rail
   · After installing the rings, they should
     rotate freely without sticking.
   · Stagger the ring end gaps as the figure
     shown.




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